ASTM D6433−11 Standard Practice for Roads and Parking Lots Pavement Condition Index Surveys

ASTM D6433−11 Standard Practice for Roads and Parking Lots Pavement Condition Index Surveys

Scope
1.1 This practice covers the determination of roads and parking lots pavement condition through visual surveys using the Pavement Condition Index (PCI) method of quantifying pavement condition.

1.2 The PCI for roads and parking lots was developed by the U.S. Army Corps of Engineers (1, 2).2 It is further verified and adopted by DOD and APWA.

1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use.

ASTM D6433−11 Standard Practice for Roads and Parking Lots Pavement Condition Index Surveys

Terminology
2.1 Definitions of Terms Specific to This Standard:

2.1.1 additional sample—a sample unit inspected in addition to the random sample units to include nonrepresentative sample units in the determination of the pavement condition.

This includes very poor or excellent samples that are not typical of the section and sample units, which contain an unusual distress such as a utility cut.